77 DML (data manipulation language)
77.1 Insert into
77.1.1 Insert into select
77.1.2 Insert multiple rows
77.2 Update
77.2.1 Single row
77.2.2 Multiple rows
77.3 Delete
77.3.1 Single row
using PK
77.3.2 Multiple rows
delete from please control with select before running, especially in production.